test: istanbul coverage provider

test/coverage-test/coverage-test/coverage.test.ts → test/coverage-test/coverage-test/coverage.c8.test.ts

@@ -2,7 +2,7 @@ import fs from 'fs'
 import { resolve } from 'pathe'
 import { expect, test } from 'vitest'
 
-test('coverage', async () => {
+test('coverage c8', async () => {
   const coveragePath = resolve('./coverage/tmp/')
   const stat = fs.statSync(coveragePath)
   expect(stat.isDirectory()).toBe(true)

test/coverage-test/coverage-test/coverage.istanbul.test.ts

@@ -0,0 +1,24 @@
+import fs from 'fs'
+import { resolve } from 'pathe'
+import { expect, test } from 'vitest'
+
+test('istanbul html report', async () => {
+  const coveragePath = resolve('./coverage')
+  const files = fs.readdirSync(coveragePath)
+
+  expect(files).toContain('index.html')
+  expect(files).toContain('index.ts.html')
+  expect(files).toContain('Hello.vue.html')
+})
+
+test('istanbul lcov report', async () => {
+  const coveragePath = resolve('./coverage')
+  const files = fs.readdirSync(coveragePath)
+
+  expect(files).toContain('lcov.info')
+
+  const lcovReport = resolve('./coverage/lcov-report')
+  const lcovReportFiles = fs.readdirSync(lcovReport)
+
+  expect(lcovReportFiles).toContain('index.html')
+})

test/coverage-test/package.json

@@ -2,12 +2,19 @@
   "name": "@vitest/test-coverage",
   "private": true,
   "scripts": {
-    "test": "npm run test:thread && npm run test:nothread",
-    "coverage": "vitest run --coverage",
-    "coverage:thread": "cross-env THREAD=true vitest run --coverage",
-    "coverage-test": "vitest -c vitest.config-coverage.ts run",
-    "test:thread": "npm run coverage:thread && npm run coverage-test",
-    "test:nothread": "npm run coverage && npm run coverage-test"
+    "test": "npm run test:c8 && npm run test:istanbul",
+    "test:c8": "npm run test:thread:c8 && npm run test:nothread:c8",
+    "coverage:c8": "vitest run --coverage.provider c8",
+    "coverage:thread:c8": "cross-env THREAD=true vitest run --coverage.provider c8",
+    "coverage-test:c8": "vitest -c vitest.config-c8-coverage.ts run",
+    "test:thread:c8": "npm run coverage:thread:c8 && npm run coverage-test:c8",
+    "test:nothread:c8": "npm run coverage:c8 && npm run coverage-test:c8",
+    "test:istanbul": "npm run test:thread:istanbul && npm run test:nothread:istanbul",
+    "coverage:istanbul": "vitest run --coverage.provider istanbul",
+    "coverage:thread:istanbul": "cross-env THREAD=true vitest run --coverage.provider istanbul",
+    "coverage-test:istanbul": "vitest -c vitest.config-istanbul-coverage.ts run",
+    "test:thread:istanbul": "npm run coverage:thread:istanbul && npm run coverage-test:istanbul",
+    "test:nothread:istanbul": "npm run coverage:istanbul && npm run coverage-test:istanbul"
   },
   "devDependencies": {
     "@vitejs/plugin-vue": "^3.0.1",

test/coverage-test/vitest.config-coverage.ts → test/coverage-test/vitest.config-c8-coverage.ts

@@ -3,7 +3,7 @@ import { defineConfig } from 'vite'
 export default defineConfig({
   test: {
     include: [
-      './coverage-test/*.test.ts',
+      './coverage-test/*.c8.test.ts',
     ],
   },
 })

test/coverage-test/vitest.config-istanbul-coverage.ts

@@ -0,0 +1,9 @@
+import { defineConfig } from 'vite'
+
+export default defineConfig({
+  test: {
+    include: [
+      './coverage-test/*.istanbul.test.ts',
+    ],
+  },
+})

test/coverage-test/vitest.config.ts

@@ -16,5 +16,10 @@ export default defineConfig({
     exclude: [
       'coverage-test/*.test.ts',
     ],
+    coverage: {
+      enabled: true,
+      clean: true,
+      reporter: ['html', 'text', 'lcov'],
+    },
   },
 })